Home / 15,669,986.46-21,624,623.38-8,700,677.54

Finding the Fourth Proportional to 15,669,986.46, 21,624,623.38 and 8,700,677.54

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Solution

The fourth proportional to 15,669,986.46, 21,624,623.38 and 8,700,677.54 is: 12,006,958.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669,986.46 : 21,624,623.38 = 8,700,677.54 : x
  2. Step 2: Convert to fraction form
    15,669,986.46/21,624,623.38 = 8,700,677.54/x
  3. Step 3: Cross multiply
    15,669,986.46x = 21,624,623.38 × 8,700,677.54
  4. Step 4: Simplify right side
    15,669,986.46x = 188,148,874,953,324.84
  5. Step 5: Solve for x
    x = 188,148,874,953,324.84/15,669,986.46
  6. Step 6: Final answer
    x = 12,006,958.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.